FengChen: spring steel forging, 90 degree bending, straight back, no deformation, hardness up to 60 degrees, cutting iron without cutting edge, easy to cut bamboo and wood through mineral water bottle, etc.: performance video test Longquan ancient craft, 24 manual grinding, black blade, white blade, retro blade, pure copper blade clip, total length 103 cm, body length 71 cm, handle length 26 cm, width 3.2 cm , 0.7 cm thick, sheath: solid wood head black lacquer sheath